WEBOct 7, 2022 · Kirkland Signature Heavy-Duty Laundry Detergent Page 5 of 6 Persistence and degradability Hazardous substances CAS-No. Result value Route of application Species Method 2-Propenoic acid, telomer with sodium hydrogen sulfite, sodium salt 68479-09-4 not inherently biodegradable aerobic > 20 - 70 % OECD Guideline 302 B (Inherent biodegradability: